* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: #1a1a2e;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  font-family: 'Segoe UI', sans-serif;
}

#game-container {
  text-align: center;
}

h1 {
  color: #e0e0e0;
  margin-bottom: 20px;
  font-weight: 300;
  letter-spacing: 2px;
}

canvas {
  background: #0f0f23;
  border-radius: 12px;
  box-shadow: 0 0 20px rgba(0,0,0,0.5);
  display: block;
  margin: 0 auto;
}

#score {
  color: #e0e0e0;
  font-size: 24px;
  margin: 15px 0;
}

#restartBtn {
  background: #4caf50;
  border: none;
  color: white;
  padding: 10px 30px;
  font-size: 18px;
  border-radius: 25px;
  cursor: pointer;
  transition: background 0.2s;
  outline: none;
}

#restartBtn:hover {
  background: #388e3c;
}